A ruptured oil wellhead here discharges a 90-ft. stream of sweet-medium crude oil Sunday, Jan. 21, 2007. The Coast Guard is working with contractors and local, state and federal agencies to contain and cleanup the spill. U.S. Coast Guard photograph courtesy of Air Station New Orleans personnel. The Coast Guard is working with local, state and federal agencies today to respond to an oil spill in Bayou Perot La. The oil spill is the result of a damaged sweet medium crude oil wellhead near mile marker 20 of the Gulf Intercoastal Waterway, which was discovered shortly after midnight Saturday. Crews from Coast Guard Sector New Orleans, and Marine Safety Units Morgan City, La., and Houma, La., are responding to the spill.